SINGLE OPERATOR EXCHANGE BILIARY CATHETER WITH COMMON DISTAL LUMEN

摘要

A single operator exchange biliary catheter having a common distal lumen. Thebiliary catheter includes an elongate shaft having aproximal portion defining an ancillary lumen and a distal portion defining acommon guidewire and ancillary lumen. The common distallumen reduces the profile of the distal portion of the shaft. The elongateshaft also includes a proximal guidewire port disposed betweenthe proximal end of the shaft and the distal end of the shaft to facilitatesingle operator use. A seal may be disposed adjacent the proximalguidewire port to thereby seal the port, preferably, the shaft includes asingle lumen distal portion and a bi-lumen proximal portion. Thesingle lumen distal portion of the shaft may be curved and may include atapered or spherically shaped distal tip.